Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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82 lines
2.7 KiB
82 lines
2.7 KiB
// Protocol Buffers - Google's data interchange format |
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// Copyright 2023 Google LLC. All rights reserved. |
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// |
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// Use of this source code is governed by a BSD-style |
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// license that can be found in the LICENSE file or at |
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// https://developers.google.com/open-source/licenses/bsd |
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#include "upb/reflection/internal/extension_range.h" |
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#include <stdint.h> |
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#include "upb/reflection/extension_range.h" |
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#include "upb/reflection/field_def.h" |
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#include "upb/reflection/internal/def_builder.h" |
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#include "upb/reflection/message_def.h" |
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// Must be last. |
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#include "upb/port/def.inc" |
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struct upb_ExtensionRange { |
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const UPB_DESC(ExtensionRangeOptions*) opts; |
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const UPB_DESC(FeatureSet*) resolved_features; |
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int32_t start; |
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int32_t end; |
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}; |
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upb_ExtensionRange* _upb_ExtensionRange_At(const upb_ExtensionRange* r, int i) { |
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return (upb_ExtensionRange*)&r[i]; |
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} |
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const UPB_DESC(ExtensionRangeOptions) * |
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upb_ExtensionRange_Options(const upb_ExtensionRange* r) { |
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return r->opts; |
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} |
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bool upb_ExtensionRange_HasOptions(const upb_ExtensionRange* r) { |
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return r->opts != (void*)kUpbDefOptDefault; |
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} |
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int32_t upb_ExtensionRange_Start(const upb_ExtensionRange* r) { |
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return r->start; |
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} |
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int32_t upb_ExtensionRange_End(const upb_ExtensionRange* r) { return r->end; } |
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upb_ExtensionRange* _upb_ExtensionRanges_New( |
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upb_DefBuilder* ctx, int n, |
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const UPB_DESC(DescriptorProto_ExtensionRange*) const* protos, |
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const UPB_DESC(FeatureSet*) parent_features, const upb_MessageDef* m) { |
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upb_ExtensionRange* r = |
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_upb_DefBuilder_Alloc(ctx, sizeof(upb_ExtensionRange) * n); |
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for (int i = 0; i < n; i++) { |
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UPB_DEF_SET_OPTIONS(r[i].opts, DescriptorProto_ExtensionRange, |
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ExtensionRangeOptions, protos[i]); |
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r[i].resolved_features = _upb_DefBuilder_ResolveFeatures( |
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ctx, parent_features, |
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UPB_DESC(ExtensionRangeOptions_features)(r[i].opts)); |
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const int32_t start = |
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UPB_DESC(DescriptorProto_ExtensionRange_start)(protos[i]); |
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const int32_t end = UPB_DESC(DescriptorProto_ExtensionRange_end)(protos[i]); |
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const int32_t max = UPB_DESC(MessageOptions_message_set_wire_format)( |
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upb_MessageDef_Options(m)) |
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? INT32_MAX |
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: kUpb_MaxFieldNumber + 1; |
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// A full validation would also check that each range is disjoint, and that |
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// none of the fields overlap with the extension ranges, but we are just |
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// sanity checking here. |
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if (start < 1 || end <= start || end > max) { |
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_upb_DefBuilder_Errf(ctx, |
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"Extension range (%d, %d) is invalid, message=%s\n", |
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(int)start, (int)end, upb_MessageDef_FullName(m)); |
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} |
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r[i].start = start; |
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r[i].end = end; |
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} |
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return r; |
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}
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